Planar Light Sources TRIZ Cases

Segmented lens replacement with adjustable anchor wires avoids hazardous material disposal while maintaining electrical efficiency.

A luminaire lever converts rotation into linear optical element movement for dynamic light distribution.

Laminating a light-diffusing member, transmission layer, and patterned viewing angle adjusting member reduces gravitational deflection while controlling glare.

Oblique light guide extends from edge toward source, eliminating dark zones in flat LED luminaire.

Segmented LED modules with adjustable mounting angles resolve the trade-off between adaptable roadway illumination and light loss by directing output precisely.

Curved light-transmissive walls with diffusing edge portions blur shadows from electrical components, resolving compact design trade-offs in retrofit bulbs.

An integrated control module embeds a switching converter within an LED array member to regulate drive current.

Convex cambered secondary optics on a structured outer surface redirect scatter light radiation and reduce color fringes.

Cool white LEDs paired with a single red LED use a diffuser to mix wavelengths, achieving warm color temperature without sacrificing luminous efficacy.

An integrated speaker assembly mounts LEDs directly on the housing, eliminating separate fixtures and reducing installation complexity in recreational vehicles.

Multi-tiered LED lighting system segments lumen output across different pole heights to eliminate inverse square law intensity variation and reduce moment.

A surface light-emitting module uses a movable range restriction unit to limit circumferential rotation for safe posture adjustment.

Stacked wireways integrate with an edge-lit LED engine to consolidate power routing, eliminating external conduits in low-ceiling retrofits.

Vertical stacking of nested heat sink fins reduces fixture weight while maintaining low LED junction temperatures.

Segmented lens grooves redirect LED light via total internal reflection, eliminating pixelation in high bay arrays while maintaining high optical efficiency.

Spring clamps bias light sources against a base plate in this surface-mounted fixture, eliminating socket shadows and reframing requirements.

A shifting mechanism with guiding elements moves an optical layer relative to a light emitting substrate within a static frame.

A white LED lamp incorporates a rare earth borate phosphor activated by cerium and terbium to produce yellow emission under ultraviolet excitation.

An electroluminescent layer replaces mechanical filters to adjust color and brightness, compensating for illumination inhomogeneities.

A dental light uses a collimating lens system to shape and direct the LED beam for precise illumination.

Segmented LED module merges AC to DC circuitry with thermal pads to resolve size and heat trade-offs.

Air gap and micro lens pattern redirect scattered light away from glare zones, meeting UGR standards without complex mechanical structures.

Flexible sheets cover electronic components on the base member to eliminate gaps between the light-emitting device and uneven installation surfaces.

Segmented LED panels use sliding mechanisms to adapt shape, resolving fixed geometry constraints.

Rotational symmetry in connection placement prevents polarity reversal errors while enabling homogeneous current distribution across large OLED areas.

A portable illumination device uses flexible LED strips on a collapsible reflector for compact storage.

Integrated synthetic jets and passive heat sinks maintain junction temperatures below 100°C, enabling high lumen output from fewer LEDs.

Internal rib structures on housing side walls extract heat from LEDs, eliminating unattractive external fins and complex assembly costs.

Radial fins and an undulating retention ring on a heat sink dissipate LED heat, resolving thermal management issues in standard fixture mounts.

A light-emitting element uses a halide concentration gradient across functional layers to suppress adverse effects on durability.

A phosphor plate lens embeds multiple fluorescent materials to disperse light and improve color rendering.

A pluggable lamp light-emitting plate mounts into a heat-dissipating member groove secured by pressing elements at the head and seat.

Connector-terminated wiring links the fixture to a power supply adapter through the ceiling, reducing installation labor and work man-hours.

Segmenting a single UV lamp into an array of small emitters eliminates optical losses while maintaining high irradiance uniformity.

Venting apertures in LED floodlight heat sinks facilitate air ingress to dissipate thermal energy, maintaining lumens per square inch above 162.

Transition zones provide softer light adjacent to a harsher luminous zone, reducing contrast and glare perception in illuminated areas.

A film video spotlight mixes colors using a luminescent LED to resolve color cast issues and improve rendering quality.

Removing adhesive layers between reflector and substrate eliminates thermal shock wire breaks and chromaticity deviations from uneven resin height.

Light emitting modules use AC direct driving to control luminous flux, eliminating rectifying circuits that complicate configurations and reduce lifespan.

End cap contacts longitudinal side elements to eliminate air gaps and light leakage in extruded luminaire bodies.

Movable microlens arrays steer collimated light to change emission direction, replacing expensive stepper motors with a compact optical system.

A light emitting module uses seven independent LED sources to mix specific spectral components for precise color temperature control.

Segmented LED arrays on thermally conductive backings dissipate concentrated heat while maintaining color uniformity across the illumination area.

Adjustable reflector cups direct light from LED elements to resolve uneven illumination in compact downlight fixtures.

Segmented safety barriers prevent finger contact with electrical elements during thermal expansion, maintaining optical efficiency and fire safety compliance.

A light emitting device uses a series-parallel LED configuration with low-transmittance resin to improve luminous efficiency.

Segmented LED arrays deliver precise spectral light to edible plant parts, overcoming insufficient lower-canopy illumination that limits nutrient production.

A light source unit mixes phosphor converted green, orange-red, and blue LEDs to generate white light.

Plenum chambers filled with pressurized optical particles diffuse light, reducing dazzling effects while maintaining high intensity.